Senior Full-Stack Engineer - Java & React (FinTech)

Charles River Development; Dublin; On-site; EUR 90,000 - 130,000; Full time

Job summary

Charles River Development (CRD) is seeking a Full Stack Engineer to enhance and maintain Alpha/CRD modules as part of an agile Scrum team in Dublin. You’ll apply strong Java, Spring Boot, React, and SQL skills while collaborating with product teams and support to deliver robust financial software.

Responsibilities include design, development, testing, and troubleshooting, with a focus on performance, scalability, and quality. Prior experience with RESTful APIs and CI/CD is valued.

Qualifications

• 4+ years of professional Java development experience, ideally including Spring Boot or a comparable modern framework.
• 2–4 years of experience developing modern web applications with React and TypeScript/JavaScript.
• Strong relational database experience, including data modelling, SQL, query optimisation, indexing, transactions, and performance troubleshooting; Microsoft SQL Server is preferred.
• Experience designing and maintaining SQL queries, stored procedures, and data transformations.
• Experience working with object-oriented design, RESTful APIs, automated testing, and collaborative code-review practices.
• Strong written and verbal communication skills and the ability to work effectively in a collaborative Agile team.

Responsibilities

• Analyse, design, develop, test, and support software enhancements across Alpha/Charles River Development modules and shared frameworks.
• Collaborate with Business Analysts, Product Managers, and engineering colleagues to deliver simple, sustainable solutions to business and technical problems.
• Lead the investigation and resolution of complex technical issues within assigned areas, including mission-critical client implementations.
• Develop applications and services using Java, Spring Boot, React, TypeScript/JavaScript, SQL, and related technologies.
• Design and maintain relational database schemas, SQL queries, stored procedures, and data transformations, with a focus on performance, integrity, and scalability.
• Build quality into delivery through code reviews, unit testing, automated testing, and appropriate manual validation.
• Follow enterprise development standards and contribute to improvements in engineering practices and the software development lifecycle.
• Participate actively in Agile delivery practices, including planning, refinement, reviews, daily coordination, and retrospectives.

Skills

Java

Spring Boot

React

TypeScript/JavaScript

SQL

RESTful APIs

Unit testing

Agile

Education

Bachelor's degree in Computer Science or related field

Tools

Microsoft SQL Server

Git

Job description

Charles River Development (CRD) is seeking a Full Stack Engineer to enhance and maintain Alpha/CRD modules as part of an agile Scrum team in Dublin. You’ll apply strong Java, Spring Boot, React, and SQL skills while collaborating with product teams and support to deliver robust financial software.

Responsibilities include design, development, testing, and troubleshooting, with a focus on performance, scalability, and quality. Prior experience with RESTful APIs and CI/CD is valued.